Method _validate_private_headers

authlib/jose/rfc7516/jwe.py:745–759

(self, header, alg)

                )

    def _validate_private_headers(self, header, alg):
        # only validate private headers when developers set
        # private headers explicitly
        if self._private_headers is None:
            return

        names = self.REGISTERED_HEADER_PARAMETER_NAMES.copy()
        names = names.union(self._private_headers)

        if alg.EXTRA_HEADERS:
            names = names.union(alg.EXTRA_HEADERS)

        for k in header:
            if k not in names:
                raise InvalidHeaderParameterNameError(k)


def prepare_key(alg, header, key):